package evento;

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
import ferramentas.Query;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import pessoal.Coordenador;
import pessoal.CoordenadorDeCurso;
import pessoal.Inscrito;
import pessoal.Usuario;

/**
 *
 * @author ciar
 */
public class encontroPresencial extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException, SQLException, ParseException {
        response.setContentType("text/html;charset=UTF-8");
        request.setCharacterEncoding("UTF-8");
        response.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter();


        Query q = new Query();
        int numeroCurso = Integer.parseInt(request.getParameter("curso"));
        ArrayList<Inscrito> inscritos = q.getInscritos(numeroCurso);

        Coordenador coordenador = (Coordenador) request.getSession().getValue("usuario");

        for (Inscrito inscrito : inscritos) {
            if (inscrito.isAprovado()) {
                String presencaString = request.getParameter("" + inscrito.getNumero());
                if (presencaString != null) {
                    char presenca = presencaString.charAt(0);
                    if (presenca == 'p' && inscrito.getPresenca() != 'p') {
                        coordenador.confirmarPresenca("" + inscrito.getNumero());
                    }
                    if (presenca == 'f' && inscrito.getPresenca() != 'f') {
                        coordenador.confirmarFalta("" + inscrito.getNumero());
                    }
                }
            }
        }

        try {

            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet encontroPresencial</title>");
            out.println("</head>");
            out.println("<body>");
            out.println("<script>window.alert('A presença dos alunos selecionados foi confirmada!');history.go(-2);</script>");
            out.println("</body>");
            out.println("</html>");

        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            try {
                processRequest(request, response);
            } catch (ParseException ex) {
                Logger.getLogger(encontroPresencial.class.getName()).log(Level.SEVERE, null, ex);
            }
        } catch (SQLException ex) {
            Logger.getLogger(encontroPresencial.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            try {
                processRequest(request, response);
            } catch (ParseException ex) {
                Logger.getLogger(encontroPresencial.class.getName()).log(Level.SEVERE, null, ex);
            }
        } catch (SQLException ex) {
            Logger.getLogger(encontroPresencial.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
